A novel approach for simultaneous measurement of temperature and pressure using a single fiber Bragg grating (FBG) based on reflected waves broadened bandwidth is proposed and demonstrated.
报道了利用单光纤布拉格光栅反射波带宽展宽技术实现温度与压力同时区分测量的新方案。
Using MTS Ultrasonic Measurement System, we studied the influences of water of saturation and pore pressure on velocities of compressional (P) and shear (S) waves in exposure rock specimens.
我们用MTS的超声波测试系统研究了地表岩样饱和水及孔隙压力对纵横波速度的影响。
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